Circular saw



FIG. 1 is a right side elevational view of a circular saw showing afirst embodiment of our new design;

FIG. 2 is a left side elevational view of the first embodiment;

FIG. 3 is a front elevational view of the first embodiment;

FIG. 4 is a rear elevational view of the first embodiment;

FIG. 5 is a top plan view of the first embodiment;

FIG. 6 is a bottom plan view of the first embodiment;

FIG. 7 is a right side perspective view from the rear of the firstembodiment;

FIG. 8 is a left side perspective view from the front of the firstembodiment; and,

FIG. 9 is a bottom plan view of a second embodiment of the circular saw,all remaining views being identical to those shown in FIGS. 1-5 and 7-8.

The broken line showing is for illustrative purposes only and forms nopart of the claimed design.

The ornamental design for a circular saw, as shown and described.